- support tangent constraints

DavidRutten · Apr 15, 2023 · ee9d492 · ee9d492
1 parent 7e5057a
commit ee9d492
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Showing 2 changed files with 8 additions and 1 deletion.
diff --git a/NeoGeoSolver.NET.UI.Web/Pages/Index.razor.cs b/NeoGeoSolver.NET.UI.Web/Pages/Index.razor.cs
@@ -914,7 +914,7 @@ private bool Apply_Tangent()
 
     if (selCircs.Count != 1 && selArcs.Count == 1)
     {
-      // cons = selLines[0].Line.IsTangentTo(selArcs[0].Arc);
+      cons = selLines[0].Line.IsTangentTo(selArcs[0].Arc);
     }
 
     if (cons is null)

diff --git a/NeoGeoSolver.NET/Constraints/ConstraintExtensions.cs b/NeoGeoSolver.NET/Constraints/ConstraintExtensions.cs
@@ -13,6 +13,13 @@ public static LineCircleDistance IsTangentTo(this Line line, Circle circle)
     constr.SetValue(0);
     return constr;
   }
+
+  public static LineArcDistance IsTangentTo(this Line line, Arc arc)
+  {
+    var constr = new LineArcDistance(line, arc);
+    constr.SetValue(0);
+    return constr;
+  }
 
   public static Perpendicular IsPerpendicularTo(this Line line0, Line line1) => new Perpendicular(line0, line1);